黄河流域旅游生态安全的动态演变特征及驱动因素
	
	
		穆学青, 郭向阳, 明庆忠, 胡程
	
	
	
		Dynamic evolution characteristics and driving factors of tourism ecological security in the Yellow River Basin
	
	
		MU Xueqing, GUO Xiangyang, MING Qingzhong, HU Cheng
	
	
	
	地理学报
	. 
	
	2022, (3): 714
	
	-735
	
	
	. 
	
	DOI: 10.11821/dlxb202203015